Answer:
[tex]18x^3+30x^2+42x+20[/tex]
Step-by-step explanation:
Multiplying polynomials basically boils down to two steps:
- Using the distributive property until you can't anymore
- Combining like terms
In the work attached, I've made this work transparent, showing what's being distributed to what with the red arrows, and showing which terms are like terms by underlining them with the same color before adding them together.
